<template>
  <div>
    <!--面包屑导航-->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!--卡片-->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input v-model="queryInfo.query" placeholder="请输入关键词" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addGoods">添加商品</el-button>
        </el-col>
      </el-row>
      <!---->
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index" label="ID"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)" prop="goods_price" width="120px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="120px"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140px">
          <template v-slot="scope">{{scope.row.add_time | dateFormat}}</template>
        </el-table-column>
        <el-table-column label="操作" width="200px">
          <template v-slot="scope">
          <el-button type="primary" size="mini" icon="el-icon-edit" >编辑</el-button>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeGoodsById(scope.row.goods_id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[5, 10, 15, 20]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data () {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      goodsList: [],
      total: 0
    }
  },
  created () {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList () {
      const { data: result } = await this.$http.get('goods', { params: this.queryInfo })
      if (result.meta.status !== 200) {
        return this.$message.error('获取商品列表失败！')
      }
      this.goodsList = result.data.goods
      this.total = result.data.total
    },
    handleSizeChange (newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange (newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    async removeGoodsById (id) {
      const res = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(err => err)
      if (res !== 'confirm') {
        return this.$message.info('取消删除')
      }
      const { data: result } = await this.$http.delete(`goods/${id}`)
      if (result.meta.status !== 200) {
        return this.$message.error('删除失败')
      }
      this.$message.success('删除成功！')
      this.getGoodsList()
    },
    addGoods () {
      this.$router.push('goods/add')
    }
  }
}
</script>

<style lang="less" scoped>
</style>
